Question

please solve me this question

Answer 1

Solution:

As garima's expenditure in March is 560/-

She spend 25% less in February from March

So , expenditure in the month of February

$= 560 \times \frac{75}{100} \\ \\ = 560 \times \frac{3}{4} \\ \\ = 140 \times 3 \\ \\ =420\:Rs$
Now in January she spends 20% less than February,l et she spend In January be x rupees

$x \times \frac{80}{100} = 420 \\ \\ x = \frac{420 \times 100}{80} \\ \\ x = 525\:Rs$
So,Expenditure of January month is 525/- Rupees.

Hope it helps you.